My 1979 40 runs perfect temper on surface streets for hours. But after a few miles on the freeway at 50 to 55 the temp gage goes all to hot. I get off and take surface streets again it cools down and runs at normal temp again. I have replaced the radiator, thermostat, water pump,fan clutch, and...
My 1979 40 runs perfect temper on surface streets for hours. But after a few miles on the freeway at 50 to 55 the temp gage goes all to hot. I get off and take surface streets again it cools down and runs at normal temp again. I have replaced the radiator, thermostat, and flushed the system...